Software Engineer, Rapid Response Assignment - US

VulnCheck is The Exploit Intelligence Company, specializing in delivering structured exploit intelligence for cybersecurity. They are seeking a Software Engineer for a Rapid Response Assignment to diagnose and resolve customer-reported issues, improve platform reliability, and collaborate with the Customer Success team.

Responsibilities:

• Resolve customer-reported issues quickly and thoroughly, from investigation through to a durable fix
• Diagnose complex, ambiguous problems across our services and data pipelines, tracing them to root cause
• Deliver high-quality engineering work that improves the platform and directly addresses customer needs
• Partner closely with Customer Success to align on technical solutions and outcomes
• Maintain and improve backend systems, APIs, and data pipelines
• Write high-quality, maintainable code and uphold engineering best practices
• Improve system reliability, performance, and observability across the platform
• Participate in incident response and on-call rotations

Requirements:

• 5+ years of experience building and scaling backend systems as a software engineer
• Experience in cybersecurity, vulnerability management, or threat intelligence
• Strong programming skills in one or more languages (Python, Go, Java, etc.)
• Strong diagnostic and debugging skills, with a proven ability to root-cause complex production issues
• Curiosity and persistence — a drive to understand problems fully and see them through to resolution
• A customer-obsessed mindset: you take pride in delivering accurate, high-quality solutions that delight customers
• Excellent communication skills, with the ability to work effectively with customers and cross-functional teams
• Solid understanding of distributed systems, microservices, APIs, system design, and cloud infrastructure (AWS preferred)
• Experience working with data pipelines, ETL systems, or high-volume data processing
• Prior experience in a customer reliability, sustaining, support, or escalation engineering role
• Familiarity with CVE, NVD, KEV, or exploit intelligence datasets
• Experience with streaming systems or real-time data processing
• Background in high-growth or startup environments